Encourage better toddler sleep habits with this Sleep Trainer. Use the 4-in-1 design as a sleep trainer, soother, nightlight or alarm. Kid-friendly color cues, lights and music signal bedtime, almost time to get up and okay to get up. Features: -Age: 2-6y; Must be set by an adult -A great training tool to encourage better toddler sleep habits -4-in-1 design works as a Sleep Trainer, Soother, Nightlight or Alarm -Sleep Trainer Mode: Cloud lights up with easy-to-follow color cues: Red = Time For Bed; Yellow = Almost Time To Get Up; Green = Okay To Get Up -Soother Mode: Plays two calming sounds (white noise & gentle rain) and a lullaby -Nightlight Mode: Comforts with a warm glow and 3 brightness levels -Alarm Mode: Wake-up with a sweet song and lights -Easy to set and customize -Auto off/power save feature allows for 20 minutes of continuous lights/ music before automatically turning off -Music includes: 3 melodies and 2 soothing sounds -Cheerful sun button controls sounds and lights -Requires 4 AA Batteries (not included) or can be used with included USB cable (power adaptor not included) Size: 7" x 3.3" x 4.3" / 17.78 x 8.3 x 10.9 cm